2023-08-03T20:54:18.0000Z37.108333-121.5651673.59manualconfirmedIRIS0.94Md1Origin/20230803231650.700245.266573Magnitude/20230803231650.700297.266574IRISCENTRAL CALIFORNIAregion nameNEIC PDEcatalognc73919866contributorID